Suspected drug cartel killers in Mexico dumped 49 headless bodies on a highway near the northern city of Monterrey, a sickening atrocity that prompted the government to condemn the “inhuman” violence plaguing the country.

MEXICAN human rights activists want the International Criminal Court to investigate President Felipe Calderon, top officials and the country’s most wanted drug trafficker, accusing them of allowing subordinates to kill, torture and kidnap civilians.